【英文标准名称】:Textiles;testsforcolourfastness;partB03:colourfastnesstoweathering:outdoorexposure;amendment1
【原文标准名称】:第1次修改
【标准号】:ISO105-B03/DAM1-1992
【标准状态】:现行
【国别】:国际
【发布日期】:1992-03
【实施或试行日期】:
【发布单位】:国际标准化组织(ISO)
【起草单位】:ISO/TC38
【标准类型】:()
【标准水平】:()
【中文主题词】:环境试验;试验;色牢度;测定;抗风化能力;纺织材料;染料
【英文主题词】:colourfastness;weatherresistance;textiles;dyes;environmentaltests;environmentaltesting;testing;determination;tests
【摘要】:
【中国标准分类号】:W55
【国际标准分类号】:6495;6610
【页数】:1P;A4
【正文语种】:英语
基本信息
标准名称: | 机床夹具零件及部件 顶压支承 |
中标分类: |
机械 >>
工艺装备 >>
一般卡具 |
替代情况: | 调整为JB/T 8026.2-1995 |
发布日期: | 1900-01-01 |
实施日期: | 1992-01-01 |
首发日期: | 1900-01-01 |
作废日期: | 1900-01-01 |
出版日期: | 1900-01-01 |
页数: | 2页 |
适用范围
没有内容
前言
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目录
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引用标准
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所属分类: 机械 工艺装备 一般卡具
【英文标准名称】:StandardPracticefortheEvaluationofSingle-PanMechanicalBalances
【原文标准名称】:单盘机械天平的评定
【标准号】:ASTME319-1985(2003)
【标准状态】:现行
【国别】:
【发布日期】:1985
【实施或试行日期】:
【发布单位】:美国材料与试验协会(ASTM)
【起草单位】:E41.06
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:试验;天平;评定;实验室器皿;工艺
【英文主题词】:balances;scales;weighinginstruments
【摘要】:MonitoringWeighingPerformance8212;Thispracticeprovidesresultsintheformofcontrolchartswhichmeasuretheweighingcapabilityatthetimeofthetest.Aseriesoftestsatappropriateintervalswillmonitorbalanceperformanceoveraperiodoftime.Amarkedchangefromexpectedperformancemayresultfromavarietyofcausesincluding:maladjustment,damage,dirt,foreignmaterial,andthermaldisturbances.Ifthetestresultsaretoindicatefutureperformance,anydisturbancesthatoccurexteriortothebalancemustbebroughtundercontrol(2).AcceptanceTests8212;Thispracticemayalsobeusedasacceptancetestsfornewbalances.Forthispurpose,thetestsshouldbeconductedunderfavorable,butnotnecessarilyideal,conditions.Sincesystematicerrorinthecourseofthezeroandthecourseofthesensitivitymaybecausedbydisturbancesexternaltothebalance,limitsontheseerrorsarenotordinarilyprescribedinacceptancerequirements.1.1Thispracticecoverstestingproceduresforevaluatingtheperformanceofsingle-armbalancesrequiredbyASTMstandards.1.2Thispracticeisintendedforbutnotlimitedtosensitivityratiosof10orbetterandon-scalerangesof1000xdormorewhered=readabilityeitherdirectlyorbyestimation.1.3Thispracticecanalsobeappliedtoothersingle-panbalanceswithmechanicalweightchangingofdifferentcapacitiesorsensitivitieswithappropriatetestloadsandcalibrationweights.Note18212;Mechanicalbalancesofthistypehavelargelybeenreplacedbyautomaticelectronicbalancesincorporatingavarietyofoperationalprinciples.Nevertheless,somesingle-panmechanicalbalancesarestillmanufacturedandmanyolderbalanceswillremaininserviceforyearstocome.Onetypeofautomaticelectronicbalance,theso-called"hybrid,"bearsconsiderablesimilaritytosingle-panmechanicalbalancesofthenulltype.(1)1.4Thisstandarddoesnotpurporttoaddressallofthesafetyproblems,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:A85
【国际标准分类号】:
【页数】:9P.;A4
【正文语种】: